Run ID Author Problem Lang Verdict Score Time Memory Code Length Submit Time
366697 黄浙峰老师 【GESP一级】累计相加 C++ Accepted 100 7 MS 240 KB 165 2025-12-07 13:55:27

Tests(10/10):


#include<iostream> using namespace std; int main(){ int n; cin>>n; int sum=0; for(int i=1;i<=n;i++){ sum+=(i+1)*i/2; } cout<<sum; return 0; }


Judgement Protocol: